virtinfo.c revision 11833:3b3fe296598b 
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#include <errno.h>
28#include <stdio.h>
29#include <stdlib.h>
30#include <strings.h>
31#include <unistd.h>
32#include <libgen.h>
33#include <libintl.h>
34#include <libv12n.h>
35#include <zone.h>
36#include <sys/types.h>
37#include <sys/param.h>
38#include <uuid/uuid.h>
39
40static char *cmdname;
41
42char *options = "acdpstu";
43
44static void
45virtinfo_usage()
46{
47	(void) fprintf(stderr, gettext("usage: %s [-%s]\n"), cmdname, options);
48	exit(1);
49}
50
51static char *
52virtinfo_cap_to_impl(int cap)
53{
54	if (cap & V12N_CAP_IMPL_LDOMS)
55		return ("LDoms");
56	return ("Unknown");
57}
58
59
60int
61main(int argc, char *argv[])
62{
63	int cap;
64	int roles;
65	size_t rv;
66	int opt;
67	int errflg = 0;
68	int aflg = 0, cflg = 0, dflg = 0, pflg = 0, sflg = 0, tflg = 0,
69	    uflg = 0;
70
71	cmdname = basename(argv[0]);
72
73	/* disable getopt error messages */
74	opterr = 0;
75
76	while ((opt = getopt(argc, argv, options)) != EOF) {
77
78		switch (opt) {
79		case 'a':
80			aflg = 1;
81			break;
82		case 'c':
83			cflg = 1;
84			break;
85		case 'd':
86			dflg = 1;
87			break;
88		case 'p':
89			pflg = 1;
90			break;
91		case 's':
92			sflg = 1;
93			break;
94		case 't':
95			tflg = 1;
96			break;
97		case 'u':
98			uflg = 1;
99			break;
100		case '?':
101		default:
102			errflg = 1;
103			break;
104		}
105	}
106
107	if (errflg || optind != argc)
108		virtinfo_usage();
109
110	if (aflg) {
111		/* aflg -> set all flags except -p */
112		cflg = dflg = sflg = tflg = uflg = 1;
113	} else if (cflg == 0 && dflg == 0 && sflg == 0 && tflg == 0 &&
114	    uflg == 0) {
115		/* no flag set, default to '-t' */
116		tflg = 1;
117	}
118
119	if (getzoneid() != GLOBAL_ZONEID) {
120		(void) printf(gettext(
121		    "%s can only be run from the global zone\n"), cmdname);
122		exit(0);
123	}
124
125	cap = v12n_capabilities();
126	if ((cap & V12N_CAP_SUPPORTED) == 0) {
127		(void) printf(gettext("Virtual machines are not supported\n"));
128		exit(0);
129	} else if ((cap & V12N_CAP_ENABLED) == 0) {
130		(void) printf(gettext(
131		    "Virtual machines (%s) are supported but not enabled\n"),
132		    virtinfo_cap_to_impl(cap));
133		exit(0);
134	}
135
136	if (pflg) {
137		(void) printf("VERSION 1.0\n");
138	}
139
140	if (tflg) {
141		char *impl = "", *role = "", *io = "", *service = "",
142		    *root = "";
143
144		roles = v12n_domain_roles();
145
146		if (roles == -1 || (cap & V12N_CAP_IMPL_LDOMS) == 0) {
147			if (pflg)
148				impl = "impl=Unknown";
149			else
150				impl = "Unknown";
151		} else if (pflg) {
152			impl = "impl=LDoms";
153			role = (roles & V12N_ROLE_CONTROL) ?
154			    "|control=true" : "|control=false";
155			io = (roles & V12N_ROLE_IO) ?
156			    "|io=true" : "|io=false";
157			service = (roles & V12N_ROLE_SERVICE) ?
158			    "|service=true" : "|service=false";
159			root = (roles & V12N_ROLE_ROOT) ?
160			    "|root=true" : "|root=false";
161		} else {
162			impl = "LDoms";
163			role = (roles & V12N_ROLE_CONTROL) ?
164			    " control" : " guest";
165			io = (roles & V12N_ROLE_IO) ?
166			    " I/O" : "";
167			service = (roles & V12N_ROLE_SERVICE) ?
168			    " service" : "";
169			root = (roles & V12N_ROLE_ROOT) ?
170			    " root" : "";
171		}
172		(void) printf("%s%s%s%s%s%s\n", pflg ? "DOMAINROLE|" :
173		    gettext("Domain role: "), impl, role, io, service, root);
174	}
175
176	if (dflg) {
177		char domain_name[V12N_NAME_MAX];
178
179		rv = v12n_domain_name(domain_name, sizeof (domain_name));
180		if (rv == (size_t)(-1)) {
181			(void) strcpy(domain_name, "Unknown");
182		}
183		(void) printf("%s%s\n", pflg ? "DOMAINNAME|name=" :
184		    gettext("Domain name: "), domain_name);
185	}
186
187	if (uflg) {
188		uuid_t uuid;
189		char uuid_str[UUID_PRINTABLE_STRING_LENGTH];
190
191		rv = v12n_domain_uuid(uuid);
192
193		if (rv == (size_t)(-1)) {
194			(void) strcpy(uuid_str, "Unknown");
195		} else {
196			uuid_unparse(uuid, uuid_str);
197		}
198		(void) printf("%s%s\n", pflg ? "DOMAINUUID|uuid=" :
199		    gettext("Domain UUID: "), uuid_str);
200	}
201
202	if (cflg) {
203		char ctrl_name[V12N_NAME_MAX];
204
205		rv = v12n_ctrl_domain(ctrl_name, sizeof (ctrl_name));
206
207		if (rv == (size_t)(-1)) {
208			(void) strcpy(ctrl_name, "Unknown");
209		}
210		(void) printf("%s%s\n", pflg ? "DOMAINCONTROL|name=" :
211		    gettext("Control domain: "), ctrl_name);
212	}
213
214	if (sflg) {
215		char serial_no[V12N_NAME_MAX];
216
217		rv = v12n_chassis_serialno(serial_no, sizeof (serial_no));
218
219		if (rv == (size_t)(-1)) {
220			(void) strcpy(serial_no, "Unknown");
221		}
222		(void) printf("%s%s\n", pflg ? "DOMAINCHASSIS|serialno=" :
223		    gettext("Chassis serial#: "), serial_no);
224	}
225	return (0);
226}
227